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[Unit]
Description=Coredns
After=network-online.target
Wants=network-online.target
[Service]
Restart=always
User=coredns
ExecStart=/usr/bin/coredns -conf /etc/coredns/Corefile
ExecReload=/bin/kill -USR1 $MAINPID
# systemd hardening-options
AmbientCapabilities=CAP_NET_BIND_SERVICE
CapabilityBoundingSet=CAP_NET_BIND_SERVICE
DeviceAllow=/dev/null rw
DevicePolicy=strict
LockPersonality=true
MemoryDenyWriteExecute=true
NoNewPrivileges=true
PrivateTmp=true
ProtectControlGroups=true
ProtectHome=true
ProtectKernelModules=true
ProtectKernelTunables=true
ProtectSystem=strict
RemoveIPC=true
RestrictNamespaces=true
RestrictRealtime=true
SystemCallArchitectures=native
[Install]
WantedBy=multi-user.target
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